diff --git a/src/compiler/factory/nodeFactory.ts b/src/compiler/factory/nodeFactory.ts
index e780b41dd4186..842f72a5deb72 100644
--- a/src/compiler/factory/nodeFactory.ts
+++ b/src/compiler/factory/nodeFactory.ts
@@ -58,11 +58,10 @@ import {
     WhileStatement, WithStatement, YieldExpression,
 } from "../types";
 import {
-    findUseStrictPrologue,
-    getEmitFlags, getTextOfIdentifierOrLiteral, hasInvalidEscape, hasStaticModifier, hasSyntacticModifier,
-    isCustomPrologue, isHoistedFunction, isHoistedVariableStatement, isLogicalOrCoalescingAssignmentOperator, isOuterExpression, isPrologueDirective,
-    isSuperProperty, isThisIdentifier, modifiersToFlags, Mutable, nodeIsSynthesized, objectAllocator, pseudoBigIntToString,
-    setEachParent, setParent, setTextRangePosEnd, setTextRangePosWidth, skipOuterExpressions, skipParentheses,
+    findUseStrictPrologue, getEmitFlags, getTextOfIdentifierOrLiteral, hasInvalidEscape, hasStaticModifier, hasSyntacticModifier,
+    isCustomPrologue, isHoistedFunction, isHoistedVariableStatement, isLogicalOrCoalescingAssignmentOperator, isOuterExpression,
+    isPrologueDirective, isSuperProperty, isThisIdentifier, modifiersToFlags, Mutable, nodeIsSynthesized, objectAllocator,
+    pseudoBigIntToString, setEachParent, setParent, setTextRangePosEnd, setTextRangePosWidth, skipOuterExpressions, skipParentheses,
 } from "../utilities";
 import {
     escapeLeadingUnderscores, getNameOfDeclaration, idText, isAssignmentPattern, isCallChain, isElementAccessChain,
diff --git a/src/compiler/utilities.ts b/src/compiler/utilities.ts
index 8de3505466571..3a56c8a5dbfde 100644
--- a/src/compiler/utilities.ts
+++ b/src/compiler/utilities.ts
@@ -95,8 +95,8 @@ import {
     getJSDocTypeParameterTagsNoCache, getJSDocTypeTag, getNameOfDeclaration, getParseTreeNode, hasInitializer, hasJSDocNodes, idText,
     isAccessor, isBindingPattern, isClassElement, isClassLike, isDeclaration, isFunctionLike, isFunctionLikeDeclaration,
     isFunctionLikeOrClassStaticBlockDeclaration, isJSDocLinkLike, isJSDocNode, isJSDocPropertyLikeTag, isJSDocTag, isJsxChild,
-    isJsxOpeningLikeElement, isLeftHandSideExpression, isMemberName, isMethodOrAccessor, isNamedDeclaration, isParameterPropertyDeclaration,
-    isPropertyName, isStringLiteralLike, isTypeElement, isTypeNode, unescapeLeadingUnderscores,
+    isJsxOpeningLikeElement, isLeftHandSideExpression, isMemberName, isMethodOrAccessor, isNamedDeclaration,
+    isParameterPropertyDeclaration, isPropertyName, isStringLiteralLike, isTypeElement, isTypeNode, unescapeLeadingUnderscores,
 } from "./utilitiesPublic";
 
 /** @internal */
diff --git a/src/services/utilities.ts b/src/services/utilities.ts
index a9df45565b6f2..b09c27fbf9143 100644
--- a/src/services/utilities.ts
+++ b/src/services/utilities.ts
@@ -57,13 +57,14 @@ import {
     SourceFileLike, SpreadElement, StringLiteral, StringLiteralLike, Symbol, SymbolAccessibility, SymbolFlags, SymbolFormatFlags,
     SymbolTracker, SyntaxKind, SyntaxList, TaggedTemplateExpression, TemplateExpression, TemplateLiteralToken, TemplateSpan,
     TextRange, TextSpan, Token, TransientSymbol, Type, TypeChecker, TypeFormatFlags, TypeNode, TypeOfExpression, TypeQueryNode,
-    UserPreferences, VariableDeclaration, VoidExpression, YieldExpression, ParameterDeclaration, PropertySignature, PropertyDeclaration, NamedDeclaration, ForInOrOfStatement,
+    UserPreferences, VariableDeclaration, VoidExpression, YieldExpression, ParameterDeclaration, PropertySignature, PropertyDeclaration,
+    NamedDeclaration, ForInOrOfStatement,
 } from "../compiler/types";
 import {
     createRange, defaultMaximumTruncationLength, directoryProbablyExists, ensureScriptKind, escapeString, formatStringFromArgs,
     getAssignmentDeclarationKind, getEmitScriptTarget, getExternalModuleImportEqualsDeclarationExpression, getIndentString,
-    getLastChild, getLeadingCommentRangesOfNode, getLocaleSpecificMessage, getRootDeclaration, getSourceFileOfNode, getSpanOfTokenAtPosition,
-    getTextOfIdentifierOrLiteral, getTextOfNode, hasSyntacticModifier, identifierIsThisKeyword, indexOfNode,
+    getLastChild, getLeadingCommentRangesOfNode, getLocaleSpecificMessage, getRootDeclaration, getSourceFileOfNode,
+    getSpanOfTokenAtPosition, getTextOfIdentifierOrLiteral, getTextOfNode, hasSyntacticModifier, identifierIsThisKeyword, indexOfNode,
     isAmbientModule, isAnyImportSyntax, isDeclarationName, isExpressionNode, isExternalModuleImportEqualsDeclaration,
     isFileLevelUniqueName, isFunctionBlock, isGlobalScopeAugmentation, isImportCall, isInJSFile, isInternalModuleImportEqualsDeclaration,
     isJSDocTypeAlias, isKeyword, isLet, isPartOfTypeNode, isPropertyNameLiteral, isRequireCall, isRequireVariableStatement,
@@ -75,10 +76,10 @@ import {
     getJSDocReturnType,
     getJSDocType,
     getNameOfDeclaration, idText, isBreakOrContinueStatement, isCallOrNewExpression, isDeclaration, isEntityName,
-    isExpression, isForInOrOfStatement, isFunctionLike, isFunctionLikeDeclaration, isImportOrExportSpecifier, isJSDocCommentContainingNode, isJSDocLinkLike, isJSDocTag,
-    isJsxOpeningLikeElement, isModifier, isNamedDeclaration, isOptionalChain, isOptionalChainRoot, isStringLiteralLike,
-    isStringTextContainingNode, isTemplateLiteralKind, isToken, isTypeElement, isTypeNode, textSpanContainsPosition,
-    textSpanContainsTextSpan, textSpanEnd, unescapeLeadingUnderscores,
+    isExpression, isForInOrOfStatement, isFunctionLike, isFunctionLikeDeclaration, isImportOrExportSpecifier,
+    isJSDocCommentContainingNode, isJSDocLinkLike, isJSDocTag, isJsxOpeningLikeElement, isModifier, isNamedDeclaration,
+    isOptionalChain, isOptionalChainRoot, isStringLiteralLike, isStringTextContainingNode, isTemplateLiteralKind, isToken,
+    isTypeElement, isTypeNode, textSpanContainsPosition, textSpanContainsTextSpan, textSpanEnd, unescapeLeadingUnderscores,
 } from "../compiler/utilitiesPublic";
 import { visitEachChild } from "../compiler/visitorPublic";
 import { moduleSymbolToValidIdentifier } from "./codefixes/importAdder";
diff --git a/src/tsconfig-base.json b/src/tsconfig-base.json
index ba9ec5b40cecd..d0efb21a159c0 100644
--- a/src/tsconfig-base.json
+++ b/src/tsconfig-base.json
@@ -14,7 +14,7 @@
         "sourceMap": true,
         "composite": true,
         "noEmitOnError": true,
-        "emitDeclarationOnly": false, // DO NOT COMMIT
+        "emitDeclarationOnly": true,
 
         "strictNullChecks": true,
         "noImplicitAny": true,